BUG: scheduling while atomic: syz-executor.2/18667/0x00000002
Modules linked in:
Preemption disabled at:
[<ffffffff81acd6ec>] free_unref_page+0x1ac/0x750 mm/page_alloc.c:3644
CPU: 1 PID: 18667 Comm: syz-executor.2 Tainted: G        W         5.15.149-syzkaller-00490-g5d96939590c0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x151/0x1b7 lib/dump_stack.c:106
 dump_stack+0x15/0x17 lib/dump_stack.c:113
 __schedule_bug+0x195/0x260 kernel/sched/core.c:5707
 schedule_debug kernel/sched/core.c:5734 [inline]
 __schedule+0xd19/0x1590 kernel/sched/core.c:6402
 schedule+0x11f/0x1e0 kernel/sched/core.c:6595
 exit_to_user_mode_loop+0x4d/0xe0 kernel/entry/common.c:163
 exit_to_user_mode_prepare+0x5a/0xa0 kernel/entry/common.c:208
 __syscall_exit_to_user_mode_work kernel/entry/common.c:290 [inline]
 syscall_exit_to_user_mode+0x26/0x160 kernel/entry/common.c:301
 do_syscall_64+0x49/0xb0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f1cca36f90a
Code: c4 c1 e0 1a 0d 00 00 04 00 89 01 e9 e0 fe ff ff e8 3b 05 00 00 66 2e 0f 1f 84 00 00 00 00 00 90 49 89 ca b8 37 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b0 ff ff ff f7
RSP: 002b:00007ffda4a575b8 EFLAGS: 00000216 ORIG_RAX: 0000000000000037
RAX: 0000000000000000 RBX: 00007ffda4a57640 RCX: 00007f1cca36f90a
RDX: 0000000000000041 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 0000000000000003 R08: 00007ffda4a575dc R09: 0079746972756365
R10: 00007ffda4a57640 R11: 0000000000000216 R12: 00007f1cca46e800
R13: 00007ffda4a575dc R14: 0000000000000000 R15: 00007f1cca46eec0
 </TASK>